Trailer lamp



FIG. 1 is a perspective view of a vehicle lamp embodying the design.

FIG. 2 is a top view thereof, the bottom view being identical thereto.

FIG. 3 is a left side view thereof, the right side view being identical thereto.

FIG. 4 is a front view thereof; and,

FIG. 5 is a back view thereof.

The phantom lines are for illustrative purposes and form no part of the claimed design. 

CLAIM The ornamental design for a trailer lamp, as shown and described. 